yero.org version Tracker

version 1.0: Aug-1999
version 2.0: Sep-2000
version 3.0: Apr-2001
version 4.0: Nov-2001
version 5.0: Apr-2005
version 6.0: Jan-2010
version 7.0: Dec-2012



(cc) David Gerónimo 1999-2016 (v7.0). All materials may be used under Creative Commons Licence Attribution-Noncommercial 3.0.